IPv4 R&E Routing Table Report 18:35 GMT Thu 09 Mar, 2023 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 928731 Prefixes after maximum aggregation (per Origin AS): 346294 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 445565 Number of IPv4 prefixes with a valid ROA: 386724 Number of IPv4 prefixes with an invalid ROA: 1395 Number of IPv4 prefixes with no ROA: 540612 Total ASes present in the Internet Routing Table: 74169 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63611 Origin ASes announcing only one prefix: 25651 Transit ASes present in the Internet Routing Table: 10558 Transit-only ASes present in the Internet Routing Table: 448 Paths with bogon ASNs present in the IPv4 Routing Table: 149 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1167 Number of instances of unregistered ASNs: 1188 Number of 32-bit ASNs allocated by the RIRs: 41390 Number of 32-bit ASNs visible in the Routing Table: 34284 Prefixes from 32-bit ASNs in the Routing Table: 174461 Number of bogon 32-bit ASNs visible in the Routing Table: 95 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 573 Number of addresses announced to Internet: 3063556864 Equivalent to 182 /8s, 154 /16s and 43 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 315778 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237558 Total APNIC prefixes after maximum aggregation: 68245 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232100 Unique aggregates announced from the APNIC address blocks: 97490 APNIC Region origin ASes present in the Internet Routing Table: 13303 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 3872 APNIC Region transit ASes present in the Internet Routing Table: 1793 Average APNIC Region AS path length visible: 6.2 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8612 Number of APNIC addresses announced to Internet: 773227264 Equivalent to 46 /8s, 22 /16s and 131 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-151865 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 269709 Total ARIN prefixes after maximum aggregation: 121899 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272092 Unique aggregates announced from the ARIN address blocks: 130272 ARIN Region origin ASes present in the Internet Routing Table: 19059 ARIN Prefixes per ASN: 14.28 ARIN Region origin ASes announcing only one prefix: 6969 ARIN Region transit ASes present in the Internet Routing Table: 1949 Average ARIN Region AS path length visible: 5.5 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4746 Number of ARIN addresses announced to Internet: 1286754560 Equivalent to 76 /8s, 178 /16s and 81 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-401308 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 260697 Total RIPE prefixes after maximum aggregation: 121323 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 256941 Unique aggregates announced from the RIPE address blocks: 156506 RIPE Region origin ASes present in the Internet Routing Table: 28240 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 11963 RIPE Region transit ASes present in the Internet Routing Table: 3945 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11073 Number of RIPE addresses announced to Internet: 718339840 Equivalent to 42 /8s, 208 /16s and 255 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-213403 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 127481 Total LACNIC prefixes after maximum aggregation: 28164 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 126705 Unique aggregates announced from the LACNIC address blocks: 48758 LACNIC Region origin ASes present in the Internet Routing Table: 10981 LACNIC Prefixes per ASN: 11.54 LACNIC Region origin ASes announcing only one prefix: 2290 LACNIC Region transit ASes present in the Internet Routing Table: 2311 Average LACNIC Region AS path length visible: 6.8 Max LACNIC Region AS path length visible: 89 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8776 Number of LACNIC addresses announced to Internet: 176335616 Equivalent to 10 /8s, 130 /16s and 171 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 32119 Total AfriNIC prefixes after maximum aggregation: 5842 AfriNIC Deaggregation factor: 5.50 Prefixes being announced from the AfriNIC address blocks: 40320 Unique aggregates announced from the AfriNIC address blocks: 12099 AfriNIC Region origin ASes present in the Internet Routing Table: 1730 AfriNIC Prefixes per ASN: 23.31 AfriNIC Region origin ASes announcing only one prefix: 557 AfriNIC Region transit ASes present in the Internet Routing Table: 333 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1077 Number of AfriNIC addresses announced to Internet: 108495616 Equivalent to 6 /8s, 119 /16s and 131 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 9808 9452 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5774 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3682 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3453 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3410 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2824 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2359 834 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2304 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2146 439 211 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 8036 10752 2887 AMAZON-02, US 11492 4528 300 621 CABLEONE, US 7155 3960 270 44 VIASAT-SP-BACKBONE, US 22773 3640 3048 289 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3505 1320 64 SHAW, CA 16625 3229 1618 2388 AKAMAI-AS, US 749 3038 50552 2305 DNIC-AS-00749, US 396982 2621 3586 356 GOOGLE-CLOUD-PLATFORM, US 7018 2571 24120 1577 ATT-INTERNET4, US 30036 2521 362 444 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7062 1705 149 UNI2-AS, ES 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4066 3399 168 AKAMAI-ASN1, NL 8551 3899 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2891 2292 911 ROSTELECOM-AS, RU 9009 2654 252 1389 M247, RO 34984 2264 359 608 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1846 949 546 TCI, IR 13188 1607 100 27 TRIOLAN, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11123 3329 592 Uninet S.A. de C.V., MX 10620 3466 504 879 Telmex Colombia S.A., CO 11830 2263 369 64 Instituto Costarricense de Electricidad 13999 2195 361 600 Mega Cable, S.A. de C.V., MX 28573 1336 2323 251 Claro NXT Telecomunicacoes Ltda, BR 3816 1300 761 161 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1298 339 514 Axtel, S.A.B. de C.V., MX 6147 1129 370 22 Telefonica del Peru S.A.A., PE 11664 1096 180 459 Techtel LMDS Comunicaciones Interactiva 26615 1029 2498 45 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1550 393 19 LINKdotNET-AS, EG 24835 1542 533 30 RAYA-AS, EG 36992 1343 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1012 67 53 ORANGE-COTE-IVOIRE, CI 36935 868 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 516 53 41 WANANCHI-, KE 36914 506 82 3 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11123 3329 592 Uninet S.A. de C.V., MX 9808 9452 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8036 10752 2887 AMAZON-02, US 12479 7062 1705 149 UNI2-AS, ES 7545 5774 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4528 300 621 CABLEONE, US 20940 4066 3399 168 AKAMAI-ASN1, NL 7155 3960 270 44 VIASAT-SP-BACKBONE, US 8551 3899 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9452 9404 CHINAMOBILE-CN China Mobile Communications Grou 12479 7062 6913 UNI2-AS, ES 16509 8036 5149 AMAZON-02, US 7545 5774 5083 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 4503 ALJAWWALSTC-AS, SA 7155 3960 3916 VIASAT-SP-BACKBONE, US 11492 4528 3907 CABLEONE, US 20940 4066 3898 AKAMAI-ASN1, NL 8551 3899 3862 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3682 3661 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:38 /11:103 /12:299 /13:577 /14:1209 /15:2101 /16:13553 /17:8319 /18:13986 /19:25219 /20:43817 /21:52270 /22:110233 /23:100713 /24:556265 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6121 7062 UNI2-AS, ES 8151 5114 11123 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3436 4528 CABLEONE, US 8551 3371 3899 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3313 3505 SHAW, CA 7155 3037 3960 VIASAT-SP-BACKBONE, US 22773 2690 3640 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2178 2521 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2020 3466 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1662 2:1222 3:168 4:7 5:4436 6:118 7:6 8:1556 9:1 11:172 12:1579 13:391 14:2323 15:293 16:111 17:367 18:400 20:253 21:4 22:188 23:6135 24:2556 25:4 27:2547 29:19 31:2542 32:114 34:8 35:106 36:1918 37:4655 38:4420 39:807 40:151 41:4494 42:937 43:2342 44:313 45:17546 46:4222 47:380 49:1739 50:1835 51:379 52:1589 54:388 55:867 56:8 57:98 58:1745 59:1077 60:982 61:2504 62:2721 63:1944 64:5671 65:2336 66:5017 67:3036 68:1381 69:4168 70:1269 71:672 72:3051 74:2617 75:1467 76:602 77:2524 78:1912 79:3168 80:2083 81:1746 82:1504 83:1247 84:1520 85:3036 86:756 87:2052 88:1282 89:3640 90:613 91:7766 92:2021 93:2591 94:3602 95:3985 96:1327 97:331 98:1167 99:744 100:77 101:1295 102:2951 103:31173 104:4623 105:897 106:885 107:2560 108:944 109:4415 110:2061 111:3266 112:2046 113:1523 114:1634 115:2089 116:1913 117:2580 118:2279 119:1980 120:1742 121:1061 122:2613 123:2177 124:1538 125:2383 128:1363 129:1136 130:1017 131:2167 132:839 133:421 134:1904 135:342 136:868 137:949 138:2836 139:1553 140:1199 141:1477 142:1434 143:1556 144:1212 145:355 146:1930 147:1578 148:2325 149:1940 150:935 151:1147 152:1966 153:569 154:4323 155:1432 156:1693 157:1296 158:1046 159:2268 160:2650 161:1453 162:3577 163:1548 164:1630 165:1728 166:850 167:1740 168:4095 169:957 170:4929 171:888 172:3527 173:2960 174:1015 175:1177 176:3786 177:5894 178:3650 179:2605 180:2368 181:3474 182:3312 183:1918 184:2347 185:20265 186:5092 187:4454 188:4239 189:3897 190:9242 191:1972 192:10994 193:8843 194:7287 195:5196 196:3268 197:2756 198:5961 199:6124 200:8036 201:6099 202:10511 203:10331 204:4598 205:3504 206:3929 207:3450 208:4099 209:4877 210:4244 211:2400 212:4148 213:3563 214:1098 215:58 216:6650 217:2744 218:1283 219:413 220:1758 221:974 222:674 223:2122 End of report